#include<bits/stdc++.h>
using namespace std;
int n,a[100009],j=1,ans;
int main(){
    freopen("duel.in","r",stdin);
    freopen("duel.out","r",stdout);
    cin>>n;
    ans=n;
    for(int i=1;i<=n;i++)cin>>a[i];
    sort(a+1,a+1+n);
    for(int i=2;i<=n;i++){
        if(a[i]>a[j])ans--,j++;
    }cout<<ans;
}
